<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>计算属性的基本使用</title>
</head>
<body>
    <div id="app">
        <h2>{{firstName+' '+lastName}}</h2>
        <h2>{{firstName}} {{lastName}}</h2>
        <h2>{{getFullName()}}</h2>
        <h2>{{fullName}}</h2>
    </div>
</body>
    <script src="../js/vue.js"></script>
    <script>
        var app = new Vue({
            el: '#app',
            data: {
                firstName: 'lebron',
                lastName: 'james'
            },
            //计算属性
            computed: {
                fullName: function () {
                    return this.firstName+'  '+this.lastName;
                }
            },
            methods: {
                getFullName: function () {
                    return this.firstName+'  '+this.lastName;
                }
            }
        })
    </script>
</html>